Atwood Variation in PCG

After the opening moves 1.e4 e5 2.Nf3 d6 3.d4 f5 4.dxe5 fxe4 5.Ng5 d5 6.e6 Nh6, George Atwood [pictured] introduced the move 7.g3, rehabilitated by "ArnieChipmunk" in this post.